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Petroleum and Gas - The Place of Petroleum in Industry
By Arthur Knapp
The petroleum industry is confronted with the problem of conservalion. This is not a simple problem in view of a wide difference of opinion among authorities as to whether conservation is necessary an
Jan 1, 1927
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Use Specifications for Coal (707f19d6-d00f-45ee-bf2a-0a5d8d290450)
By J. E. Tobey, David R. Mitchell, J. H. Kerrick
DETAILED knowledge of purchase specifications established by coal consumers is essential to the successful design and operation of a coal-preparation plant. ANTHRACITE Specifications should be consi
Jan 1, 1943
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Papers - Gold and Silver Milling and Cyaniding - Ore Treatment as a Factor in Small Gold-mining Enterprises
By Ernest Gayford
When the United States Government started buying gold at varying prices per ounce, set by the President and the Treasury Department, the gold miner found himself facing new conditions, as gold became
Jan 1, 1935
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Use Specifications For Coal (84fe2011-0c3d-42cb-9f53-0e8c6a59c568)
By J. E. Tobey, David R. Mitchell, J. H. Kerrick
DETAILED knowledge of purchase specifications established by coal consumers is essential to the successful design and operation of a coal preparation plant. ANTHRACITE Specifications should be c
Jan 1, 1950
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Modern Non-Ferrous Secondary Metal Producer
By Don C. Blackmar
THE production of non-ferrous secondary metals has become a large and important industry in the United States, and deals with practically every type of manufacturing concern. Its business is unique in
Jan 1, 1928
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Petroleum Economics - Various Aspects of Oil-stock Prices
By George W. Doffing
Numerous contradictory statements have been made in the past regarding the importance of the seasonal influence of demand for motor fuel on prices of oil securities. It has often been said that the ti
Jan 1, 1937
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Hoover Resigns As Grain Chairman
The resignation of Herbert Hoover, Director General of Relief in Europe, from his post as Chairman of the Board of Directors of the Food Administration Grain Corporation, in which capacity he had serv
Jan 8, 1919
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New York Secondary Metals - Modern Non-ferrous Secondary Metal Producer (with Discussion)
By Don C. Blackmar
The production of non-ferrous secondary metals has become a large and important industry in the United States, and deals with practically cvery type of manufacturing concern. Its business is unique in
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Use Specifications For Coal
By J. E. Tobey, David R. Mitchell, J. H. Kerrick
DETAILED knowledge of purchase specifications established by coal consumers is essential to the successful design and operation of a coal-preparation plant. ANTHRACITE Specifications should be c
Jan 1, 1943
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Handling Complex Lead-Zinc Ores at the International Smelter
By W. C. PAGE
AS the pioneer operation treating the mixed lead- zinc-iron ores from the district tributary to the Salt Lake Valley, the International Smelting Co.'s plant has offered an extremely interesting
Jan 1, 1926
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New York - Philadelphia Paper - The Effect of Re-Heating upon the Coarse Structure of Over-Heated Steel
By Frederick Görannsen
McDuffie county, once a part of Columbia county, lies in the eastern part of central Georgia, about 20 miles west of the Savannah river, and bounded on the northtwest by Little river. Wrightsboro, now
Jan 1, 1903
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Technology, Economics, Government, and Progress
By Harold G. Moulton
IT is highly significant that engineers should seriously consider the interrelations of technology, economics, and government. It is indicative of the emergence of maladjustments and problems that per
Jan 1, 1938
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Lake Superior Paper - The Development of Lake Superior Iron-Ores
By D. H. Bacon
Nearly all men are too busy with their own affairs to keep informed of the progress in other lines. From time to time we read statistics showing the development in some industry that astonish us; but
Jan 1, 1898
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Organized Patriotism Among Engineers
By Bradley Stoughton
A LL over our great country I have been privileged to see, during the last six weeks, the manifestation of a new spirit among engineers. Partly under the inspiration of leaders whose influence has bee
Jan 1, 1920
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Solving Distribution Problems by Merger
By HAROLD VINTON COES
THE motive for merging or consolidation today is conspicuously different from that actuating business men in the late eighties and early nine- ties. Then they combined to secure added productive capac
Jan 1, 1930
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Minerals Beneficiation - Caustic Extraction of Silica from Low Grade Siliceous Iron Ores
By T. D. Tiemann
The caustic extraction of silica from Wisconsin and Minnesota taconite was investigated by bomb digestion over the temperature range from 312 to 40S°F at caustic concentrations from 25 to 500 gpl. Res
Jan 1, 1962
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Production - Domestic - Oil and Gas Developments Southwestern Pennsylvania during 1941
By John T. Galey
The outstanding developments of the year in southwestern Pennsylvania were the establishment of the Summit Fayette County gas pool and the gas pool in Nicholson township, Fayette County, and Monongahe
Jan 1, 1942
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Production - Domestic - Oil and Gas Developments Southwestern Pennsylvania during 1941
By John T. Galey
The outstanding developments of the year in southwestern Pennsylvania were the establishment of the Summit Fayette County gas pool and the gas pool in Nicholson township, Fayette County, and Monongahe
Jan 1, 1942
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Mining and Metallurgy - Gold Prices as Seen by the Banker
By AIME AIME
A PERIOD of business depression and falling prices always raises questions as to the possible responsibility of the monetary or banking system. This is natural enough, for it is agreed that the supply
Jan 1, 1930
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PART XII – December 1967 – Papers - Long-Time Structures and Properties of Three High-Strength, Nickel-Base Alloys
By G. R. Heckman, H. J. Murphy, C. T. Sims
An incestigation has been made of the effects of heat treatment and alloy composition on the long-time stress-rupture properties and structural stability of the similar nickel-base alloys Udimet-500,
Jan 1, 1968